public CFontProvider(ImFontAtlasPtr fontAtlasPtr, Action fontAddedCallback)
{
m_managedFontAtlas = fontAtlasPtr;
// Add our default font in different sizes to provide best quality with different scaling
ImFontPtr defaultSmall = fontAtlasPtr.AddFontFromFileTTF(DEFAULT_FONT_PATH, 15.0f);
ImFontPtr defaultMedium = fontAtlasPtr.AddFontFromFileTTF(DEFAULT_FONT_PATH, 30.0f);
ImFontPtr defaultBig = fontAtlasPtr.AddFontFromFileTTF(DEFAULT_FONT_PATH, 60.0f);
m_defaultFont.Add(defaultSmall);
m_defaultFont.Add(defaultMedium);
m_defaultFont.Add(defaultBig);
m_fontAddedCallback = fontAddedCallback;
}
void RebuildFonts()
{
ImGuiIOPtr io = ImGui.GetIO();
// Default font
ImFontAtlasPtr fonts = io.Fonts;
fonts.Clear();
using (ImFontConfig config = new ImFontConfig())
{
config.SizePixels = 13.0f * uiScale; // ImGui default font size is 13 pixels
config.OversampleH = 1;
fonts.AddFontDefault(config);
}
#if !UNITY_ANDROID
// Icon font
if (iconFont.Length > 0)
{
using (ImFontConfig config = new ImFontConfig())
{
config.MergeMode = true;
if (iconFontMinAdvanceX > 0)
{
config.GlyphMinAdvanceX = iconFontMinAdvanceX;
config.GlyphMaxAdvanceX = iconFontMinAdvanceX;
}
config.PixelSnapH = true;
config.OversampleH = 1;
ushort rangeMin = ushort.Parse(iconRangeMin, NumberStyles.HexNumber);
ushort rangeMax = ushort.Parse(iconRangeMax, NumberStyles.HexNumber);
if (rangeMin != 0 && rangeMax != 0)
{
ushort[] icon_ranges = { rangeMin, rangeMax, 0 };
ImGui.AddFontFromFileTTF(fonts, Application.streamingAssetsPath + "/" + iconFont, iconFontPixelSize * uiScale, config, icon_ranges);
}
}
}
// Custom fonts
imFonts = new ImFontPtr[customFonts.Length];
for (int i = 0; i < customFonts.Length; i++)
{
using (ImFontConfig config = new ImFontConfig())
{
config.OversampleH = 1;
config.OversampleV = 1;
imFonts[i] = fonts.AddFontFromFileTTF(Application.streamingAssetsPath + "/" + customFonts[i], customFontPixelSize * uiScale, config);
}
}
#endif
if (useFreetype)
{
// Freetype rasterizer
ImGui.BuildFontAtlas(fonts, freetype_flags);
}
else
{
fonts.Build();
}
RecreateFontTexture();
}
public static void Init()
{
if (_Initialized)
{
return;
}
_Initialized = true;
IntPtr context = ImGui.CreateContext();
ImGui.SetCurrentContext(context);
ImGuiIOPtr io = ImGui.GetIO();
io.KeyMap[(int)ImGuiKey.Tab] = (int)SDL.SDL_Keycode.SDLK_TAB;
io.KeyMap[(int)ImGuiKey.LeftArrow] = (int)SDL.SDL_Scancode.SDL_SCANCODE_LEFT;
io.KeyMap[(int)ImGuiKey.RightArrow] = (int)SDL.SDL_Scancode.SDL_SCANCODE_RIGHT;
io.KeyMap[(int)ImGuiKey.UpArrow] = (int)SDL.SDL_Scancode.SDL_SCANCODE_UP;
io.KeyMap[(int)ImGuiKey.DownArrow] = (int)SDL.SDL_Scancode.SDL_SCANCODE_DOWN;
io.KeyMap[(int)ImGuiKey.PageUp] = (int)SDL.SDL_Scancode.SDL_SCANCODE_PAGEUP;
io.KeyMap[(int)ImGuiKey.PageDown] = (int)SDL.SDL_Scancode.SDL_SCANCODE_PAGEDOWN;
io.KeyMap[(int)ImGuiKey.Home] = (int)SDL.SDL_Scancode.SDL_SCANCODE_HOME;
io.KeyMap[(int)ImGuiKey.End] = (int)SDL.SDL_Scancode.SDL_SCANCODE_END;
io.KeyMap[(int)ImGuiKey.Delete] = (int)SDL.SDL_Keycode.SDLK_DELETE;
io.KeyMap[(int)ImGuiKey.Backspace] = (int)SDL.SDL_Keycode.SDLK_BACKSPACE;
io.KeyMap[(int)ImGuiKey.Enter] = (int)SDL.SDL_Keycode.SDLK_RETURN;
io.KeyMap[(int)ImGuiKey.Escape] = (int)SDL.SDL_Keycode.SDLK_ESCAPE;
io.KeyMap[(int)ImGuiKey.A] = (int)SDL.SDL_Keycode.SDLK_a;
io.KeyMap[(int)ImGuiKey.C] = (int)SDL.SDL_Keycode.SDLK_c;
io.KeyMap[(int)ImGuiKey.V] = (int)SDL.SDL_Keycode.SDLK_v;
io.KeyMap[(int)ImGuiKey.X] = (int)SDL.SDL_Keycode.SDLK_x;
io.KeyMap[(int)ImGuiKey.Y] = (int)SDL.SDL_Keycode.SDLK_y;
io.KeyMap[(int)ImGuiKey.Z] = (int)SDL.SDL_Keycode.SDLK_z;
//io.GetClipboardTextFn((userData) => SDL.SDL_GetClipboardText());
//io.SetSetClipboardTextFn((userData, text) => SDL.SDL_SetClipboardText(text));
unsafe
{
string rf = "Resources";
ImFontAtlasPtr fontAtlas = ImGui.GetIO().Fonts;
var builder = new ImFontGlyphRangesBuilderPtr(ImGuiNative.ImFontGlyphRangesBuilder_ImFontGlyphRangesBuilder());
builder.AddText("Ωων");
//builder.AddRanges(fontAtlas.GetGlyphRangesDefault());
builder.BuildRanges(out ImVector ranges);
fontAtlas.AddFontFromFileTTF(Path.Combine(rf, "ProggyClean.ttf"), 13);
ImFontConfig * rawPtr = ImGuiNative.ImFontConfig_ImFontConfig();
ImFontConfigPtr config = new ImFontConfigPtr(rawPtr);
config.MergeMode = true;
fontAtlas.AddFontFromFileTTF(Path.Combine(rf, "DejaVuSans.ttf"), 13, config, ranges.Data);
}
if (io.Fonts.Fonts.Size == 0)
{
io.Fonts.AddFontDefault();
}
}
